140 MHz Bandpass SAW Filter 140 MHz Bandpass SAW Filter BP62310 250 KHz Bandwidth Electrical Characteristics Parameter Center Frequency at 25°C Insertion Loss at fc 1 dB Bandwidth 3 dB Bandwidth 40dB Bandwidth Passband Variation Phase Linearity Group Delay Variation Absolute Delay Ultimate Rejection Substrate Material Sym fc Minimum Typical Maximum Unit 139.95 140 140.05 MHz IL BW1 BW3 BW40 0.14 0.25 - 16 0.16 0.29 0.87 19 0.95 dB MHz MHz MHz ∆α - 0.05 0.2 dB - - 0.5 2.0 Deg ∆τ τ αrej - 150 300 nsec - 2.85 3.00 µsec 50 55 - dB - ST-Quartz - - - 25 - °C TA Ambient Temperature Package Size DIP 2712 Typical Performance Package Outline Matching Configuration No Matching Required Nominal Source/Load Impedance : 50 Ω Note: Component values may change depending on board layout. Phone: +86 (10) 5820-3910 © 2006 by Vanlong Technology Co., Ltd. Fax: +86 (10) 5820 3915 Email: [email protected] Web: http://www.vanlong.com BP62310